Receipts

Every invocation produces an immutable receipt.

Get Receipt

GET /receipts/:id

Response:

{
  "ok": true,
  "receipt": {
    "id": "rct_abc123",
    "invokeId": "inv_abc123",
    "success": true,
    "result": {
      "flights": [
        { "airline": "ANA", "price": 850, "departure": "10:30" }
      ]
    },
    "error": null,
    "durationMs": 145,
    "completedAt": "2026-01-15T10:30:00.000Z"
  }
}

Receipt Fields

Field	Type	Description
id	string	Unique receipt ID (rct_ prefix)
invokeId	string	Associated invocation ID
success	boolean	Whether the call succeeded
result	any	Agent's response data (if success)
error	string | null	Error message (if failed)
durationMs	number	Execution time in milliseconds
completedAt	string	ISO timestamp of completion

Usage

Receipts are automatically created by the invoke endpoint. They are also included when listing invocations via GET /invocations.